CVE-2026-5676
HIGHCVSS 7.3/10EPSS 0.40%
Last modified
CVE-2026-5676 is a high-severity vulnerability rated 7.3/10 on the CVSS scale. A vulnerability was identified in Totolink A8000R 5.9c.681_B20180413. This issue affects the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. EPSS estimates a 0.40% chance of exploitation in the next 30 days.
Description
A vulnerability was identified in Totolink A8000R 5.9c.681_B20180413. This issue affects the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument langType leads to missing authentication. The attack can be launched remotely. The exploit is publicly available and might be used.
Metrics
Weakness Enumeration
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2026-5676?
A vulnerability was identified in Totolink A8000R 5.9c.681_B20180413. This issue affects the function setLanguageCfg of the file /cgi-bin/cstecgi.cgi. Such manipulation of the argument langType leads to missing authentication. The attack can be launched remotely. The exploit is publicly available and might be used.
How severe is CVE-2026-5676?
CVE-2026-5676 has a CVSS score of 7.3/10 (HIGH severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.
How do I fix CVE-2026-5676?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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